Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11339907 | Bladder surge suppressor | — | 2022-05-24 |
| 10928238 | Acoustic volume indicator | Huey Wai | 2021-02-23 |
| 9982825 | Bladder surge suppressor | — | 2018-05-29 |
| 9829363 | Acoustic volume indicator | Huey Wai | 2017-11-28 |
| 8695419 | Acoustic volume indicator | Huey Wai | 2014-04-15 |
| 8439081 | High flow nozzle system for flow control in bladder surge tanks | — | 2013-05-14 |
| 7950417 | High flow nozzle system for flow control in bladder surge tanks | — | 2011-05-31 |
| 7946168 | Acoustic volume indicator | Huey Wai | 2011-05-24 |
| 7690399 | High flow nozzle system for flow control in bladder surge tanks | — | 2010-04-06 |
| 7578183 | Acoustic volume indicator | Huey Wai | 2009-08-25 |
| 7472720 | High flow nozzle system for flow control in bladder surge tanks | — | 2009-01-06 |
| 7216536 | Acoustic volume indicator | Huey Wai | 2007-05-15 |
| 7040350 | Perforated pulsation dampener and dampening system | — | 2006-05-09 |
| 6925868 | Acoustic volume indicator | Huey Wai | 2005-08-09 |
| 6860296 | High flow nozzle system for flow control in bladder surge tanks | — | 2005-03-01 |